diff --git a/spec_tests/hed-specification b/spec_tests/hed-specification
index 570ae3e5..9a22f156 160000
--- a/spec_tests/hed-specification
+++ b/spec_tests/hed-specification
@@ -1 +1 @@
-Subproject commit 570ae3e56c042c05a6f488e3cfe56fb70d1fda72
+Subproject commit 9a22f1563501d47bf99a80f3a0f3d6c8725872a5